下列为慢性缩窄性心包炎的X线特征除了
A．心影大小接近正常B．心影明显增大C．心影呈三角形D．心脏搏动减弱E．有时可见心包钙化
参考答案：B
买同样的书，花钱的总价与______成正比例．
----What’s up ?
----I failed in the examination of Physics.
A．How are you?
B．What’s matter with you?
C．What are you doing?
D．What’s wrong with you?
